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| International Standard Category: Materials for aerospace construction |
HB 5220.48-2008 Methods for Chemical Analysis of Superalloys - Part 48: Determination of Nitrogen Content by Water Vapour Distillation-Volumetric Method(Or Photometric Method)
高温合金化学分析方法 第48部分:水蒸汽蒸馏-容量法(或吸光光度法)测定氮含量 ;
| Category No.: | 49.025 | Valid Status: | valid |
| Issued Organization: | Issued Date: | 2008-03-17 | |
| Implemented Date: | 2008-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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